Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
US |
2025-02-19 17:25 |
Tokyo |
Kindai Tokyo Tech Front, Tokyo Tech (Ookayama Campus(Higashi-osaka) (Tokyo) |
[Invited Talk]
Ultrafast Ultrasonic Measurement of Hemorheological Properties Masaaki Omura (Univ. Toyama), Kunimasa Yagi (Kanazawa Med. Univ.), Ryo Nagaoka (Univ. Toyama), Kenji Yoshida (Chiba Univ.), Gao Shangce (Univ. Toyama), Tadashi Yamaguchi (Chiba Univ.), Hideyuki Hasegawa (Univ. Toyama) US2024-84 |
[more] |
US2024-84 pp.75-80 |
US |
2023-07-27 16:15 |
Fukuoka |
West Japan General Exhibition Center Annex (Fukuoka) |
Acoustic measurement around the pinna in the ultrasonic region using a dummy head Part2 Mari Ueda, Koki Harusawa, Manaka Oishi (KAIT), Masaaki Hiroe (Kobayasi Institute of Physical Research), Hideyuki Hasegawa (Univ. of Toyama), Kentaro Nakamura (Tokyo Tech.) US2023-22 |
[more] |
US2023-22 pp.23-27 |
US |
2022-11-29 15:45 |
Toyama |
Consortium of universities in toyama (Toyama) |
Investigation on effect from a compound angle in estimation of the average speed of sound using ultrasonic plane wave imaging Ryo Nagaoka, Masaaki Omura, Hideyuki Hasegawa (Univ. of Toyama) US2022-48 |
In ultrasonography, a B-mode image is reconstructed by assuming the speed of sound in living tissues as a constant value... [more] |
US2022-48 pp.25-27 |
US |
2022-11-29 16:10 |
Toyama |
Consortium of universities in toyama (Toyama) |
Approximation of blood flow velocity profile to pulsatile flow model for ultrasonic measurement of wall shear stress in stenotic site Michiya Mozumi, Masaaki Omura, Ryo Nagaoka, Hideyuki Hasegawa (Univ. of Toyama) US2022-49 |
Wall shear stress (WSS) contains useful information for diagnosis of vascular diseases. The WSS estimated by ultrasound ... [more] |
US2022-49 pp.28-32 |
US |
2022-01-25 13:55 |
Online |
Online (Online) |
Acoustic measurement around the pinna in the ultrasonic region using a dummy head Koki Harusawa (KAIT), Yumi Inamura (SPIC Co.,Ltd.), Masaaki Hiroe (Kobayasi Inst. of Phys. Res.), Hideyuki Hasegawa (Toyama Univ.), Kentaro Nakamura (Tokyo Tech), Sho Kanzaki (Keio Univ.), Shogo Kiryu (TCU), Mari Ueda (KAIT) US2021-62 |
In the measurement of hearing thresholds at very high frequency region used a loudspeaker, the measured data may contain... [more] |
US2021-62 pp.22-27 |
US |
2021-11-26 15:30 |
Online |
Online (Online) |
Acoustic Characterization of Blood Mimicking Fluid for Ultrafast Ultrasound Imaging and PIV Masaaki Omura, Ryo Nagaoka, Kunimasa Yagi (Univ. Toyama), Kenji Yoshida, Tadashi Yamaguchi (Chiba Univ.), Hideyuki Hasegawa (Univ. Toyama) US2021-45 |
Ultrafast ultrasound imaging has been applied to characterization of a blood flow vector velocity distribution in the va... [more] |
US2021-45 pp.30-35 |
US |
2021-02-22 14:55 |
Online |
Online (Online) |
Effects from motions of carotid artery along the elevation direction in measurement of the 2D displacement Ryo Nagaoka, Michiya Mozumi, Masaaki Omura, Hideyuki Hasegawa (Toyama Univ.) US2020-70 |
[more] |
US2020-70 pp.20-22 |
MI |
2020-01-29 15:50 |
Okinawa |
OKINAWAKEN SEINENKAIKAN (Okinawa) |
Characterization of ultrasonic backscatter of vascular system using high-frame-rate ultrasound imaging Masaaki Omura (Chiba Univ.), Hideyuki Hasegawa, Ryo Nagaoka (Toyama Univ.), Kenji Yoshida, Tadashi Yamaguchi (Chiba Univ.) MI2019-91 |
[more] |
MI2019-91 pp.117-122 |
US |
2019-09-25 13:50 |
Miyagi |
Tohoku Univ. (Miyagi) |
Pulse wave imaging of abdominal aorta using high temporal resolution ultrasound measurement Michiya Mozumi, Ryo Nagaoka, Hideyuki Hasegawa (Univ. of Toyama) US2019-51 |
An arteriosclerosis is a symptom of the aorta aneurysm, and it is important to detect the arteriosclerosis in the early ... [more] |
US2019-51 pp.25-28 |
US |
2019-06-17 15:20 |
Tokyo |
Akihabara satellite campus, Tokyo Metropolitan University (Tokyo) |
Basic study on synthetic aperture method using two kinds of transmit beams Hideyuki Hasegawa, Ryo Nagaoka (Univ. Toyama) US2019-23 |
[more] |
US2019-23 pp.21-24 |
US |
2018-11-02 13:00 |
Aichi |
(Aichi) |
Investigation on improvement of performance of ultrasonic beamformer Hideyuki Hasegawa, Ryo Nagaoka (Univ. Toyama) US2018-63 |
[more] |
US2018-63 pp.1-4 |
US |
2018-06-21 14:50 |
Kanagawa |
(Kanagawa) |
Verification Study on the Estimation Precision of Speckle Tracking Method in Ultrasonic Measurements with High Temporal Resolution Ryo Nagaoka, Hideyuki Hasegawa (Univ. Toyama) US2018-24 |
[more] |
US2018-24 pp.25-28 |
US |
2017-06-27 14:20 |
Tokyo |
(Tokyo) |
Estimation of transmit-receive response and its application to method for improvement of range spatial resolution Michiya Mozumi, Hideyuki Hasegawa (Univ. of Toyama) US2017-23 |
The range spatial resolution is one of the elements which is related to an image quality in the ultrasonic imaging. We d... [more] |
US2017-23 pp.13-17 |
EA, US (Joint) |
2017-01-25 10:30 |
Kyoto |
Doshisha Univ. (Kyoto) |
Scatterer size estimation of excised rat liver using the structure factor model Ryota Torii, Kazuki Tamura, Kenji Yoshida, Hitoshi Maruyama (Chiba Univ.), Hideyuki Hasegawa (Univ. Toyama), Tadashi Yamaguchi (Chiba Univ.) US2016-87 |
Scatterer size estimation is one of quantitative ultrasonic methods for diagnosing fatty liver disease. In this method, ... [more] |
US2016-87 pp.79-84 |
EA, US (Joint) |
2017-01-25 10:30 |
Kyoto |
Doshisha Univ. (Kyoto) |
[Poster Presentation]
Scattering structure estimation of excised rat liver using the envelope statistics Kazuki Tamura, Ryota Torii, Kenji Yoshida, Hitoshi Maruyama, Hideyuki Hasegawa, Hiroyuki Hachiya, Tadashi Yamaguchi (Chiba university) US2016-88 |
[more] |
US2016-88 pp.85-89 |
US |
2016-11-07 10:30 |
Shizuoka |
(Shizuoka) |
Estimation of shear wave velocity by analysis of complex particle velocity Hideyuki Hasegawa (Univ. Toyama), Shin-ichi Yagi (Meisei Univ.) US2016-49 |
[more] |
US2016-49 pp.1-5 |
US |
2016-10-07 14:55 |
Fukushima |
College of Eng., Nihon Univ. (Fukushima) |
A Method for Combining Sub-Array Averaging with Sub-Aperture Beamforming in Adaptive Beamformer Hideyuki Hasegawa (Univ. Toyama) US2016-45 |
We have increased the temporal resolution of ultrasonic imaging to more than 1 kHz for accurate measurement of tissue dy... [more] |
US2016-45 pp.7-10 |
US |
2016-06-10 10:45 |
Toyama |
Gofuku Campus, University of Toyama (Toyama) |
Basic Study on Low Frequency Ultrasonic Imaging Hideyuki Hasegawa (Univ. Toyama) US2016-19 |
[more] |
US2016-19 pp.1-4 |
US |
2016-06-10 13:25 |
Toyama |
Gofuku Campus, University of Toyama (Toyama) |
Verification of accuracy on scatterer size estimation for excised rat liver Ryota Torii, Kazuki Tamura, Kenji Yoshida (Chiba Univ.), Hideyuki Hasegawa (Toyama Univ.), Tadashi Yamaguchi (Chiba Univ.) US2016-23 |
Scatterer size estimation is one of quantitative ultrasonic methods for diagnosing fatty liver disease. In this method, ... [more] |
US2016-23 pp.23-28 |
US |
2016-02-29 15:45 |
Tokyo |
Instiute of Industrial Science, the University of Tokyo (Tokyo) |
Investigation on Estimation of 2D Displacement of a Target by Frequency Analysis of Ultrasonic Echoes Kohei Yonei, Kaori Kaburaki, Hiroki Takahashi, Hideyuki Hasegawa (Univ. Toyama) US2015-117 |
We are aiming to measure the dynamics of biological tissue by means of high frame rate ultrasonography. For measurement ... [more] |
US2015-117 pp.51-54 |